單項選擇題The purpose of storm oil in a sea anchor is to（）.

A.weigh down the anchor
B.lubricate the anchor
C.repel dangerous fish
D.smooth the sea


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1.單項選擇題The process of waiting a period of time before pretensioning an anchor is known as（）.

A.soaking
B.settling
C.sinking
D.bedding in

2.單項選擇題The most probable position of the object of a search at any given time is the（）.

A.datum
B.estimated position
C.search point
D.initial point

3.單項選擇題The key to rescuing a man overboard is（）.

A.good communication
B.a dedicated crew
C.good equipment
D.well-conducted drills

4.單項選擇題The indication of a slipping anchor is a(n)（）.

A.decrease in mooring line length
B.increase in the opposite amperage
C.increase in the opposite line tension
D.decrease in mooring line tension and amperage

5.單項選擇題The Coordinator Surface Search (CSS) in a SAR situation should display by night（）.

A.deck lights forward and aft
B.a white light over two red lights
C.a red light，white light，and blue light in a vertical line
D.a distinctive signal promulgated by the CSS